21038192

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8167}}^1$

素因数の和:8205

約数の個数: 40

約数和(自身を含む): 48615936

約数和(自身を除く): 27577744

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 8167, 16334, 32668, 57169, 65336, 114338, 130672, 187841, 228676, 375682, 457352, 751364, 914704, 1314887, 1502728, 2629774, 3005456, 5259548, 10519096, 21038192]

約数ペア:

[(1, 21038192), (2, 10519096), (4, 5259548), (7, 3005456), (8, 2629774), (14, 1502728), (16, 1314887), (23, 914704), (28, 751364), (46, 457352), (56, 375682), (92, 228676), (112, 187841), (161, 130672), (184, 114338), (322, 65336), (368, 57169), (644, 32668), (1288, 16334), (2576, 8167)]